GNSS Module Series
L26-DR EVB User Guide
L26-DR_EVB_User_Guide 16 / 28
4.2. Download Firmware
There are two methods to download the firmware: firmware upgrade and boot download.
4.2.1. Firmware Upgrade
Firmware Upgrade should be operated as the following steps:
Step 1:
Connect the EVB to a PC through the USB cable.
Step 2:
Switch POWER to ON state to power on the EVB.
Step 3:
Run the tool STA808x/9x Firmware Upgrade and configure the tool as shown below.
Figure 12: STA808x/9x Firmware Upgrade Tool Configurations
Step 4:
Click
button and then reset the module to upgrade the firmware.
4.2.2. Boot Download
Boot download should be performed as the following steps:
Step 1:
Connect the EVB to a PC through the USB cable.
Step 2:
Long press BOOT button (the BOOT pin of L26-DR will be pulled up to VCC with a 10k
Ω
resistor), and switch POWER to ON state to power on the EVB. Once the high voltage level of
BOOT pin has been detected during the power-up, the module will enter boot download.
